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Making adjustments on tractor. Farm near Rockville, Maryland

Making adjustments on tractor. Farm near Rockville, Maryland

Picryl description: Public domain photograph of farming, farmer, agriculture, 20th-century, free to use, no copyright restrictions.

Steel manufacture, Allegheny-Ludlum. Peering through the peephole of a 25-ton electric furnace in which high quality alloy steels are being refined. Only with dark heavy glasses can melters study the action of the boiling alloy steels and determine whether adjustments are necessary to the electric power, or whether additional material must be added to prevent too rapid oxidation

Steel manufacture, Allegheny-Ludlum. Peering through the peephole of a...

Picryl description: Public domain image of an industrial building, factory, workshop, workers, 20th century, free to use, no copyright restrictions.

Protection piece. The finished assembly of a 37 mm anti-aircraft gun carriage receives final adjustments in an eastern arsenal

Protection piece. The finished assembly of a 37 mm anti-aircraft gun c...

Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description

Production. Lockheed P-38 pursuit planes. New Lockheed P-38 pursuit ships receive final inspections and adjustments on assembly lines outside a large Western aircraft plant. After these operations, the ships will be taken out for routine test flights. If the flights prove satisfactory, the new planes will be ready for delivery to the Army

Production. Lockheed P-38 pursuit planes. New Lockheed P-38 pursuit sh...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

A partial view of North American's flight ramp, with P-51 fighters getting final adjustments before flight tests and paint

A partial view of North American's flight ramp, with P-51 fighters get...

Picryl description: Public domain image of a military aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

Bar Harbor, Maine. Civil Air Patrol base headquarters of coastal patrol no. 20. Member of the ground crew making adjustments on a patrol plane

Bar Harbor, Maine. Civil Air Patrol base headquarters of coastal patro...

Public domain photograph of 1930s-1940s US industrial development, Second World War, US war production, indusry, no copyright restrictions image - Picryl description

Production. A-31 ("Vengeance") dive bombers. Landing gear installation. This woman worker at Vultee-Nashville is shown making final adjustments in the wheel well of an inner wing before installation of the landing gear. This is one of the numerous assembly operations in connection with the mass production of Vultee "Vengeance" dive bombers. The "Vengeance" (A-31) was originally designed for the French. It was later adopted by the RAF (Royal Air Force) and still later by the U.S. Army Air Forces. It is single-engine, low-wing plane, carrying a crew of two men and having six machine guns of varying calibers

Production. A-31 ("Vengeance") dive bombers. Landing gear installation...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

War Labor Board: "Little Steel" hearing. Philip Murray, Congress of Industrial Organization (CIO) leader, left, and Harold Ruttenberg, research director for United Steel Workers (USW), at the "Little Steel" hearing held by the War Labor Board, at the Hotel Washington in Washington, D.C., July 1. The hearing arose from a wage dispute between union demands and four "Little Steel" companies: Bethlehem Steel, Republic Steel, Youngstown Sheet and Tube, and Inland Steel. The hearing resulted in a fifteen per cent wage increase formula, and set a precedent for future wage adjustments to meet recent increases in the cost of living

War Labor Board: "Little Steel" hearing. Philip Murray, Congress of In...

Picryl description: Public domain historical photo of Washington DC during the First World War, free to use, no copyright restrictions image.

Production. B-25 "Billy Mitchell" bombers. Adjustments are made on the main landing gear of a B-25 bomber at the Inglewood, California, plant of North American Aviation. In addition to the battle-tested B-25 "Billy Mitchell" bomber, used in General Doolittle's raid on Tokyo, this plant produces the P-51 "Mustang" fighter plane which was first brought into prominence by the British raid on Dieppe

Production. B-25 "Billy Mitchell" bombers. Adjustments are made on the...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

Production. A-20 attack bombers. Mechanics on the flight ramp on the Douglas Aircraft Company at Long Beach, California, check final adjustments on an A-20 attack bomber just before delivery to the Army. The A-20 is used by the American Air Force and Royal Air Force (RAF) for hedge hopping and strafing operations against ground troops and installations--also for reconnaissance work and night fighting. It is armed with light and heavy caliber guns

Production. A-20 attack bombers. Mechanics on the flight ramp on the D...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

YB-17 bombardment squadron, Langley Field, Virginia. Tuning a bomber engine requires knowledge and skill. These three corporals of a bombardment squadron at Langley Field, Virginia are making adjustments that will put a mighty YB-17 bomber in the pink of condition

YB-17 bombardment squadron, Langley Field, Virginia. Tuning a bomber e...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

Bar Harbor, Maine. Civil Air Patrol base headquarters of coastal patrol no. 20. Ground crew mechanic making adjustments on a plane before it takes off

Bar Harbor, Maine. Civil Air Patrol base headquarters of coastal patro...

Picryl description: Public domain image of an aircraft, air field, airport, 1930s aviation, free to use, no copyright restrictions.

Army truck manufacture (Dodge). General view of various types of U.S. Army trucks in the large field at the Dodge Lynch Road plant at Detroit, where they are held for various inspections and adjustments before being delivered to the War Department

Army truck manufacture (Dodge). General view of various types of U.S. ...

Picryl description: Public domain image of military vehicle, automobile, tractor truck, free to use, no copyright restrictions.

War Labor Board: "Little Steel" hearing. Lee Pressman, Congress of Industrial Organizations (CIO) counselor; Philip Murray, CIO president; and Harold Ruttenberg (speaking), research director, United Steel Workers (USW), at the "Little Steel" hearing held by the War Labor Board at the Hotel Washington in Washington, D.C., July 1. The hearing arose from a wage dispute between union demands and four "Little Steel" companies: Bethlehem Steel, Republic Steel, Youngstown Sheet and Tube, and Inland Steel. The hearing resulted in a fifteen per cent wage increase formula, setting a precedent for future wage adjustments to meet recent increases in the cost of living

War Labor Board: "Little Steel" hearing. Lee Pressman, Congress of Ind...

Picryl description: Public domain historical photo of Washington DC during the First World War, free to use, no copyright restrictions image.

War Labor Board: "Little Steel" hearing. Philip Murray, Congress of Industrial Organization (CIO) leader, left, and Harold Ruttenberg, research director for United Steel Workers (USW), at the "Little Steel" hearing held by the War Labor Board, at the in Washington, D.C., July 1. The hearing arose from a wage dispute between union demands and four "Little Steel" companies: Bethlehem Steel, Republic Steel, Youngstown Sheet and Tube, and Inland Steel. The hearing resulted in a fifteen per cent wage increase formula, and set a precedent for future wage adjustments to meet recent increases in the cost of living

War Labor Board: "Little Steel" hearing. Philip Murray, Congress of In...

Picryl description: Public domain historical photo of Washington DC during the First World War, free to use, no copyright restrictions image.

Final adjustments are made on the motor of a North American P-51 fighter before it is given its initial test flight. Plant protection officers are always on guard in all parts of the plant, particularly in this area

Final adjustments are made on the motor of a North American P-51 fight...

Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

Production. Airplane maufacture, general. A seasoned mechanic at the Long Beach, California, Douglas Aircraft Company, makes final adjustments on an engine for a new airplane. Most important of the many types of aircraft made at this plant are the B-17F ("Flying Fortress") heavy bomber, the A-20 ("Havoc") assault bomber and the C-47 heavy transport plane for the carrying of troops and cargo

Production. Airplane maufacture, general. A seasoned mechanic at the L...

Public domain photograph of California in 1930s, free to use, no copyright restrictions image - Picryl description

YB-17 bombardment squadron, Langley Field, Virginia. Brakes on the landing gear of a YB-17 bomber. A sergeant of a bombardment squadron at Langley Field, Virginia makes adjustments that will help this big warship of the air to land smoothly

YB-17 bombardment squadron, Langley Field, Virginia. Brakes on the lan...

Picryl description: Public domain image of a bomber aircraft, military aviation, air forces, free to use, no copyright restrictions.

New York, New York. Erecting the defense bond sales photomural, designed by the Farm Security Administration and installed in the Grand Central terminal. Raising man in bo'sun's chair to make minor repairs and adjustments to the finished mural

New York, New York. Erecting the defense bond sales photomural, design...

Public domain photograph of New York in 1930s, free to use, no copyright restrictions image - Picryl description

Production. Lockheed P-38 pursuit planes. New Lockheed P-38 pursuit ships receive final inspections and adjustments on assembly lines outside a large Western aircraft plant. After these operations, the ships will be taken out for routine test flights. If the flights prove satisfactory, the new planes will be ready for delivery to the Army

Production. Lockheed P-38 pursuit planes. New Lockheed P-38 pursuit sh...

Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

Production. Airplane manufacture, general. Making final adjustments on an "automatic pilot" which will be mounted in a war plane at the North American Aviation Inglewood, California, plant. This plant produces the battle-tested B-25 ("Billy Mitchell") bomber, used in General Doolittle's raid on Tokyo, and the P-51 ("Mustang") fighter plane, which was first brought into prominence by the British raid on Dieppe

Production. Airplane manufacture, general. Making final adjustments on...

Picryl description: Public domain historical photo of Second World War, free to use, no copyright restrictions image.

Production. Airplane propellers. Finished propeller blades ready for assembly at a Hartford, Connecticut, plant. These blades will later be mounted in combinations of two, three and four in hydromatic mechanisms that permit adjustments of blade pitch while planes are in action

Production. Airplane propellers. Finished propeller blades ready for a...

Public domain photograph of manufacturing, industry, free to use, no copyright restrictions image - Picryl description

American "steam chickens" arrive in Africa. As rapidly as they are assembled, American P-40 fighter planes line up at an African airport, are fueled and given final adjustments prior to taking off for the battlefront

American "steam chickens" arrive in Africa. As rapidly as they are ass...

Picryl description: Public domain image of a military aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

Bar Harbor, Maine. Civil Air Patrol base headquarters of coastal patrol no. 20. Ground crew making adjustments on a radio before a pilot takes the plane out on patrol

Bar Harbor, Maine. Civil Air Patrol base headquarters of coastal patro...

Picryl description: Public domain image of a pilot, aviator, aircraft, free to use, no copyright restrictions.

Last minute adjustments are made. John Hardesty well project, Charles County, Maryland

Last minute adjustments are made. John Hardesty well project, Charles ...

Picryl description: Public domain image of a quarry, mine, excavation, or mining site, free to use, no copyright restrictions.

Production. Lockheed P-38 pursuit planes. New Lockheed P-38 pursuit ships receive final inspections and adjustments on assembly lines outside a large Western aircraft plant. After these operations, the ships will be taken out for routine test flights. If the flights prove satisfactory, the new planes will be ready for delivery to the Army

Production. Lockheed P-38 pursuit planes. New Lockheed P-38 pursuit sh...

Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

War Labor Board: "Little Steel" hearing. Philip Murray, Congress of Industrial Organization leader, speaking at the "Little Steel" hearing held by the War Labor Board, at the Hotel Washington in Washington, D.C., July 1. The hearing arose from a wage in Washington, D.C., July 1. The hearing arose from a wage dispute between union demands and four "Little Steel" companies: Bethlehem Steel, Republic Steel, Youngstown Sheet and Tube, and Inland Steel. The hearing resulted in a fifteen per cent wage increase formula, and set a precedent for future wage adjustments to meet recent increases in the cost of living

War Labor Board: "Little Steel" hearing. Philip Murray, Congress of In...

Picryl description: Public domain historical photo of Washington DC during the First World War, free to use, no copyright restrictions image.

Turkey Pond, near Concord, New Hampshire. Women workers employed by U.S. Department of Agriculture timber salvage sawmill. A break in the work comes every once in a while when equipment needs minor repairs or adjustments. Left to right, Barbara and Norma Webber, and Ruth De Roche

Turkey Pond, near Concord, New Hampshire. Women workers employed by U....

Picryl description: Public domain image of a woman working, women labor, 1940s, economic conditions, home front, world war two, free to use, no copyright restrictions.

Production. Airplane propellers. A three-bladed hydromatic propeller assembly for an American warplane is tested for oil leakage at a Hartford, Connecticut, plant. With this propeller, adjustments of blade pitch are made while the plane is in action

Production. Airplane propellers. A three-bladed hydromatic propeller a...

Public domain photograph - historical image of Connecticut, United States, free to use, no copyright restrictions image - Picryl description

Dresher, Pennsylvania. Making adjustments on a hay baling machine

Dresher, Pennsylvania. Making adjustments on a hay baling machine

Picryl description: Public domain image of a farm, farmer, agriculture, early 20th century, free to use, no copyright restrictions.

New York, New York. Installing the defense bond sales photomural, prepared by the Farm Security Administration, in the concourse of the Grand Central terminal. Man ready to be hoisted in bo'sun's chair to make minor repairs and adjustments

New York, New York. Installing the defense bond sales photomural, prep...

Public domain photograph of New York in 1930s, free to use, no copyright restrictions image - Picryl description

Fort Knox. Negro mechanics. Even army trucks need occasional carburetor adjustments. This Negro soldier, who serves as truck driver and mechanic at Fort Knox, Kentucky, plays an important part in keeping army transport fleets in operation

Fort Knox. Negro mechanics. Even army trucks need occasional carbureto...

Picryl description: Public domain image of food, dinner, grocery store, eating, 1930s, mid-20th-century United States, free to use, no copyright restrictions.

Production. C-47 transport planes. On the flight line of Douglas Aircraft Company at Long Beach, California, expert mechanics complete final adjustments before a C-47 transport plane makes trial flight. The versatile C-47 performs many important tasks for the Army. It ferries men and cargo across oceans and mountains, tows gliders and brings paratroopers and their equipment to scenes of action

Production. C-47 transport planes. On the flight line of Douglas Aircr...

Picryl description: Public domain image of a military aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

As North American P-51 fighters move off the final assembly line and on to the flight ramp, flight crews make final adjustments

As North American P-51 fighters move off the final assembly line and o...

Picryl description: Public domain image of a military aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.

Dresher, Pennsylvania. Making adjustments on a hay baling machine

Dresher, Pennsylvania. Making adjustments on a hay baling machine

Picryl description: Public domain image of working farmers, agriculture, farm, 20th century, free to use, no copyright restrictions.

Production. Airplane propellers. Finished propeller blades ready for assembly at a Hartford, Connecticut, plant. These blades will later be mounted in combinations of two, three and four in hydromatic mechanisms that permit adjustments of blade pitch while planes are in action

Production. Airplane propellers. Finished propeller blades ready for a...

Public domain photograph of manufacturing, industry, free to use, no copyright restrictions image - Picryl description